package Homework04.Bank;

public abstract class BankingServices {
     public void takeNumber(){
         System.out.println("1.挂号排队");
     }
     void evaluate(){
         System.out.println("3.反馈评分~~");
     }

     abstract void transact();



     final void services(){
         takeNumber();
         transact();
         evaluate();
     }

}
